Dale Tatum Mercer is an American socialite, interior designer, and television personality.
She is known for her appearances, alongside her daughter Tinsley Mortimer, on the American reality television series High Society and The Real Housewives of New York City.
[6] Mercer lives in Palm Beach, Florida and works as an interior designer there and in Manhattan.
[15] In July 2010 Mercer appeared, alongside her daughter Tinsley, on the Dr. Phil episode Meddling Moms.
[16] Since 2017 Mercer has made appearances on Bravo's reality television series The Real Housewives of New York City.